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　　In recent years,e-paper display has been regarded as the most ideal display interface for the Internet of Things and smart city due to its features of ultra-low power consumption,comfortable eye protection and green environmental protection.

　　At present,the sudden rebound of the epidemic in China is severe.In order to prevent the spread of the epidemic,many cities have pressed the"pause button"for business operation and life,and online office meetings and online classes have become the operation mode of most cities affected by the epidemic.

Energy consumption and environmental pollution are a severe test accompanying China's sustained and rapid economic development.Since the energy consumption control concept was formally proposed during the tenth Five-year Plan period,over the past 20 years,the government has constantly improved the ideas and goals of energy consumption control,guided the whole society to balance the relationship between economy and environmental protection based on reality,and promoted the realization of high-qua

According to the plan,the whole consumption cycle,the whole chain and the whole system should be deeply integrated into the green concept.By 2025,the market share of green and low-carbon products will increase significantly.By 2030,green and low-carbon products will become the mainstream of the market.

Four-color electronic ink system,using black,white,red and yellow particles,provide bright saturated four colors,can show rich and diverse information and content,at the same time shorten the picture refresh speed,increase the yellow and red applicable temperature range,in line with the higher requirements of diverse application environment.

As an important part of urban transportation system,airport is expanding in scale and the number of passengers it needs to carry is increasing rapidly.With the rapid development of business,in order to meet passengers’higher and higher travel expectations,airport infrastructure and security resources need to be integrated with business through new technologies and equipment to improve operation efficiency and service quality,solve the pain points existing in passengers’current airport service jo

2021 is the first year of the”14th Five-Year Plan”.In the past year,China has comprehensively promoted the construction of modern circulation system and comprehensively accelerated the development of intelligent manufacturing,bringing great development opportunities for China’s intelligent logistics equipment.

　　In 2022,the eyes of the world will be on Beijing,and the 24th Beijing Winter Olympic Games will be held with great splendor.In addition to the athletes in the stadium can see the heroic posture,but also found a lot of”black technology”stunning presented in front of the world.